9 9. 8 7 7 6 5 pH 4 3 3 2 1 40 35 30 25 20 15 10 5 0 5 10 15 20 25 30 35 40 added volumetmt) of 02 M HCI added volumetm of 0.2 M NaOH Figure 4. Combined plots from Figure 1 and Figure 2.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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From the graphs in Figure 1, 2, 3, and 4, identify the buffer ranges

pH vs. added volume of 0.2 M NAOH for the
buffer solution with HCl added
10
20
30
40
50
60
70
B0
Figure 3. Plot pH vs. added volume of 0.2 M NAOH for the buffer solution
with HCl added.
9
8
7
6
5
pH
3
3
2
2
1
5 10 15 20 25 30 35 40
added volumetmu of 0.2 M NaOH
40 35 30 25 20 15 10 5 0
added volumetmt) of 02 MHCI
Figure 4. Combined plots from Figure 1 and Figure 2.
Transcribed Image Text:pH vs. added volume of 0.2 M NAOH for the buffer solution with HCl added 10 20 30 40 50 60 70 B0 Figure 3. Plot pH vs. added volume of 0.2 M NAOH for the buffer solution with HCl added. 9 8 7 6 5 pH 3 3 2 2 1 5 10 15 20 25 30 35 40 added volumetmu of 0.2 M NaOH 40 35 30 25 20 15 10 5 0 added volumetmt) of 02 MHCI Figure 4. Combined plots from Figure 1 and Figure 2.
pH vs. added volume of 0.2 M HCI for the buffer
solution
45
4
3.5
2.5
1.5
05
10
15
20
25
30
35
40
Volume added volume of HCi (ml)
Figure 1. Plot pH vs. added volume of 0.2 M HCI for the buffer solution
pH vs. added volume of 0.2 M NaOH for the
buffer solution
10
15
20
25
30
35
40
Figure 2. Plot pH vs. added volume of 0.2 M NAOH for the buffer solution
Hd
Transcribed Image Text:pH vs. added volume of 0.2 M HCI for the buffer solution 45 4 3.5 2.5 1.5 05 10 15 20 25 30 35 40 Volume added volume of HCi (ml) Figure 1. Plot pH vs. added volume of 0.2 M HCI for the buffer solution pH vs. added volume of 0.2 M NaOH for the buffer solution 10 15 20 25 30 35 40 Figure 2. Plot pH vs. added volume of 0.2 M NAOH for the buffer solution Hd
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